chore: regenerate merchantapi client (#28356)

Generated in GitHub action: https://togithub.com/googleapis/googleapis/google-api-java-client-services/actions/workflows/codegen.yaml

Author: yoshi-code-bot

clients/google-api-services-merchantapi/issueresolution_v1/2.0.0/README.md

@@ -22,7 +22,7 @@ Add the following lines to your `pom.xml` file:
     <dependency>
       <groupId>com.google.apis</groupId>
       <artifactId>google-api-services-merchantapi</artifactId>
-      <version>issueresolution_v1-rev20250804-2.0.0</version>
+      <version>issueresolution_v1-rev20250808-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-merchantapi:issueresolution_v1-rev20250804-2.0.0'
+  implementation 'com.google.apis:google-api-services-merchantapi:issueresolution_v1-rev20250808-2.0.0'
 }
 ```
 

clients/google-api-services-merchantapi/issueresolution_v1/2.0.0/com/google/api/services/merchantapi/issueresolution_v1/model/BuiltInUserInputAction.java

@@ -21,7 +21,7 @@
  * to show an additional content and input form to the business. They can start the action only when
  * they provided all required inputs. The application will request processing of the action by
  * calling the [triggeraction method](https://developers.google.com/merchant/api/reference/rest/issu
- * eresolution_v1beta/issueresolution/triggeraction).
+ * eresolution_v1/issueresolution/triggeraction).
  *
  * <p> This is the Java data model class that specifies how to parse/serialize into the JSON that is
  * transmitted over HTTP when working with the Merchant API. For a detailed explanation see:

clients/google-api-services-merchantapi/issueresolution_v1/2.0.0/pom.xml

@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-merchantapi</artifactId>
-  <version>issueresolution_v1-rev20250804-2.0.0</version>
-  <name>Merchant API issueresolution_v1-rev20250804-2.0.0</name>
+  <version>issueresolution_v1-rev20250808-2.0.0</version>
+  <name>Merchant API issueresolution_v1-rev20250808-2.0.0</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>

clients/google-api-services-merchantapi/issueresolution_v1/README.md

@@ -22,7 +22,7 @@ Add the following lines to your `pom.xml` file:
     <dependency>
       <groupId>com.google.apis</groupId>
       <artifactId>google-api-services-merchantapi</artifactId>
-      <version>issueresolution_v1-rev20250804-2.0.0</version>
+      <version>issueresolution_v1-rev20250808-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-merchantapi:issueresolution_v1-rev20250804-2.0.0'
+  implementation 'com.google.apis:google-api-services-merchantapi:issueresolution_v1-rev20250808-2.0.0'
 }
 ```
 

clients/google-api-services-merchantapi/lfp_v1/2.0.0/README.md

@@ -0,0 +1,44 @@
+# Merchant API Client Library for Java
+
+Programmatically manage your Merchant Center Accounts.
+
+This page contains information about getting started with the Merchant API
+using the Google API Client Library for Java. In addition, you may be interested
+in the following documentation:
+
+* Browse the [Javadoc reference for the Merchant API][javadoc]
+* Read the [Developer's Guide for the Google API Client Library for Java][google-api-client].
+* Interact with this API in your browser using the [APIs Explorer for the Merchant API][api-explorer]
+
+## Installation
+
+### Maven
+
+Add the following lines to your `pom.xml` file:
+
+```xml
+<project>
+  <dependencies>
+    <dependency>
+      <groupId>com.google.apis</groupId>
+      <artifactId>google-api-services-merchantapi</artifactId>
+      <version>lfp_v1-rev20250808-2.0.0</version>
+    </dependency>
+  </dependencies>
+</project>
+```
+
+### Gradle
+
+```gradle
+repositories {
+  mavenCentral()
+}
+dependencies {
+  implementation 'com.google.apis:google-api-services-merchantapi:lfp_v1-rev20250808-2.0.0'
+}
+```
+
+[javadoc]: https://googleapis.dev/java/google-api-services-merchantapi/latest/index.html
+[google-api-client]: https://github.com/googleapis/google-api-java-client/
+[api-explorer]: https://developers.google.com/apis-explorer/#p/merchantapi/v1/